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➷ Use the simultaneous equations method:
x - 4y = 6
3x + 4y = 10
Add these two equations together to cancel out 'y':
4x = 16
Divide both sides by 4:
x = 4
substitute this value into one of the equations:
(4) - 4y = 6
Subtract 4 from both sides:
- 4y = 2
Divide both sides by -4:
y = -0.5
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35829262 in standard form is 0.35829262 x 10 ^ 8
N= -3
Move the variable to the left hand side and change its sign
Collect like terms
Divide both sides by -5
Answer:
5.8×10∧9
Step-by-step explanation:
you would move the decimal over 9 times to the right.
5,800,000,000